[SCSI] qla2xxx: Retrieve additional HBA port statistics from recent ISPs.
HBAs supporting these additional counters include ISP24xx and
ISP25xx type boards.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 745283f..e3bda8f 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -967,35 +967,51 @@
{
scsi_qla_host_t *ha = shost_priv(shost);
int rval;
- uint16_t mb_stat[1];
- link_stat_t stat_buf;
+ struct link_statistics *stats;
+ dma_addr_t stats_dma;
struct fc_host_statistics *pfc_host_stat;
- rval = QLA_FUNCTION_FAILED;
pfc_host_stat = &ha->fc_host_stat;
memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
+ stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
+ if (stats == NULL) {
+ DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
+ __func__, ha->host_no));
+ goto done;
+ }
+ memset(stats, 0, DMA_POOL_SIZE);
+
+ rval = QLA_FUNCTION_FAILED;
if (IS_FWI2_CAPABLE(ha)) {
- rval = qla24xx_get_isp_stats(ha, (uint32_t *)&stat_buf,
- sizeof(stat_buf) / 4, mb_stat);
+ rval = qla24xx_get_isp_stats(ha, stats, stats_dma);
} else if (atomic_read(&ha->loop_state) == LOOP_READY &&
!test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags) &&
!test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) &&
!ha->dpc_active) {
/* Must be in a 'READY' state for statistics retrieval. */
- rval = qla2x00_get_link_status(ha, ha->loop_id, &stat_buf,
- mb_stat);
+ rval = qla2x00_get_link_status(ha, ha->loop_id, stats,
+ stats_dma);
}
if (rval != QLA_SUCCESS)
- goto done;
+ goto done_free;
- pfc_host_stat->link_failure_count = stat_buf.link_fail_cnt;
- pfc_host_stat->loss_of_sync_count = stat_buf.loss_sync_cnt;
- pfc_host_stat->loss_of_signal_count = stat_buf.loss_sig_cnt;
- pfc_host_stat->prim_seq_protocol_err_count = stat_buf.prim_seq_err_cnt;
- pfc_host_stat->invalid_tx_word_count = stat_buf.inval_xmit_word_cnt;
- pfc_host_stat->invalid_crc_count = stat_buf.inval_crc_cnt;
+ pfc_host_stat->link_failure_count = stats->link_fail_cnt;
+ pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
+ pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
+ pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
+ pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
+ pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
+ if (IS_FWI2_CAPABLE(ha)) {
+ pfc_host_stat->tx_frames = stats->tx_frames;
+ pfc_host_stat->rx_frames = stats->rx_frames;
+ pfc_host_stat->dumped_frames = stats->dumped_frames;
+ pfc_host_stat->nos_count = stats->nos_rcvd;
+ }
+
+done_free:
+ dma_pool_free(ha->s_dma_pool, stats, stats_dma);
done:
return pfc_host_stat;
}